HRM calory accuracy?

SunshineDecember
SunshineDecember Posts: 70 Member
edited January 9 in Fitness and Exercise
I recently bought the Polar FT4 HRM, and have been loving it. But I was quite surprised to find that it tells me I'm burning more calories than MFP says, and I'm finding it a little too good to be true. Yesterday, I biked for 80 min, and it told me I burned 450 cals - MFP said 335. Any one have similar experiences?

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